This situation is full of negatives. A struggling Brooklyn darkroom permanently shuttered its doors this week — but not before allegedly tossing its clients’ artwork out on the street in a free-for-all. The Bushwick Community Darkroom callously dumped pink and maroon lockers filled with client’s belongings onto Himrod Street Monday, after announcing it could no longer afford rent, former members alleged. The Bushwick Community Darkroom tossed its lockers onto the curb this week. Instagram / @bushwickdkrm One heartbroken member told The Post that they lost photograph paper and negatives that were stashed inside a bolted locker — but that the lock had been cut and their items were stolen either off the street or inside the darkroom. “I was profoundly distraught and confused, and it made me f